From: Ahmed Mamoor Amimi (mamoor@xxxxxxxx)
Date: Wed Mar 13 2002 - 00:40:16 GMT-3
in ur first config the whole box will be of level-1
and if applied on the interface then only that will participate in level - 1
.
second config is not nessorry if ur going for first option.
-Mamoor
----- Original Message -----
From: John Neiberger <neiby@ureach.com>
To: <ccielab@groupstudy.com>
Sent: Wednesday, March 13, 2002 8:15 AM
Subject: ISIS level clarification
> I'm looking at an example of ISIS configuration that confuses
> me. The requirement is to configure this router so that it
> only exchanges L1 hellos with its neighbors. In the solution
> they have the following, which I thought would suffice:
>
> router isis
> net 49.0001.0001.0001.0001.00
> is-type level-1
>
> Then, the part that confuses me is that they also add 'isis
> circuit-type level-1' to the interface configs.
>
> Why would that be necessary? Doesn't 'is-type level-1' force
> this router to be a level one router on all interfaces?
>
> Thanks,
> John
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